Global Patent Index - EP 1900717 A2

EP 1900717 A2 20080319 - Method for manufacturing extremely pure niobium alkoxides

Title (en)

Method for manufacturing extremely pure niobium alkoxides

Title (de)

Verfahren zur Herstellung von hochreinen Niobalkoxiden

Title (fr)

Procédé destiné à la fabrication de niobalkoxides très purs

Publication

EP 1900717 A2 20080319 (DE)

Application

EP 07115924 A 20070907

Priority

DE 102006043042 A 20060914

Abstract (en)

Purifying niobium alkoxides (I) comprises addition of 0.01-5 wt.% of an alcohol (II) or treatment with an oxygen-containing gas, optionally followed by distillation. Purifying niobium alkoxides of formula (I) comprises addition of 0.01-5 wt.% of an alcohol of formula (II) or treatment with an oxygen-containing gas, optionally followed by distillation. Nb(OR) 5 (I) R 1>OH (II) R, R 1>1-12C alkyl. An independent claim is also included for niobium alkoxides produced as above.

Abstract (de)

Die Erfindung betrifft ein neues Verfahren zur Herstellung von hochreinen Niobalkoxiden, insbesondere von Niobethoxid.

IPC 8 full level

C07C 29/80 (2006.01); C07C 29/88 (2006.01); C07C 29/94 (2006.01); C07F 9/00 (2006.01)

CPC (source: EP KR US)

C07C 29/80 (2013.01 - EP US); C07C 29/88 (2013.01 - EP US); C07F 9/00 (2013.01 - KR); C07F 17/00 (2013.01 - KR)

C-Set (source: EP US)

  1. C07C 29/80 + C07C 31/28
  2. C07C 29/88 + C07C 31/28

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

Designated extension state (EPC)

AL BA HR MK YU

DOCDB simple family (publication)

EP 1900717 A2 20080319; EP 1900717 A3 20080507; EP 1900717 B1 20110713; AT E516257 T1 20110715; CN 101143804 A 20080319; CN 101143804 B 20130424; DE 102006043042 A1 20080327; JP 2008069154 A 20080327; JP 5383020 B2 20140108; KR 101442057 B1 20140923; KR 20080025014 A 20080319; RU 2007134179 A 20090320; TW 200837047 A 20080916; TW I391369 B 20130401; US 2008071102 A1 20080320; US 7566796 B2 20090728

DOCDB simple family (application)

EP 07115924 A 20070907; AT 07115924 T 20070907; CN 200710153713 A 20070914; DE 102006043042 A 20060914; JP 2007239984 A 20070914; KR 20070093101 A 20070913; RU 2007134179 A 20070913; TW 96134143 A 20070913; US 85521907 A 20070914